./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5486e8e64b37e1d5184db58d5b3587a25bbff02506a96de751490e2d60de3bfb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:08:03,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:08:03,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:08:03,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:08:03,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:08:03,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:08:03,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:08:03,692 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:08:03,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:08:03,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:08:03,692 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:08:03,693 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:08:03,693 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:08:03,693 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:08:03,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:08:03,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:08:03,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:08:03,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:08:03,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:08:03,695 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:08:03,695 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:08:03,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:08:03,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:08:03,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:08:03,696 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:08:03,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:08:03,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:03,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:08:03,697 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:08:03,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:08:03,698 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5486e8e64b37e1d5184db58d5b3587a25bbff02506a96de751490e2d60de3bfb [2024-11-14 03:08:03,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:08:03,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:08:03,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:08:03,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:08:04,000 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:08:04,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i Unable to find full path for "g++" [2024-11-14 03:08:05,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:08:06,345 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:08:06,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i [2024-11-14 03:08:06,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/b1ef24a88/221375aa93aa45d78215615038e479d6/FLAGb6a0dfb07 [2024-11-14 03:08:06,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/b1ef24a88/221375aa93aa45d78215615038e479d6 [2024-11-14 03:08:06,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:08:06,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:08:06,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:06,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:08:06,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:08:06,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b724104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06, skipping insertion in model container [2024-11-14 03:08:06,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,435 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:08:06,633 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i[919,932] [2024-11-14 03:08:06,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:06,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:08:06,784 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i[919,932] [2024-11-14 03:08:06,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:06,839 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:08:06,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06 WrapperNode [2024-11-14 03:08:06,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:06,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:06,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:08:06,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:08:06,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,898 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2024-11-14 03:08:06,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:06,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:08:06,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:08:06,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:08:06,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:08:06,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:08:06,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:08:06,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:08:06,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (1/1) ... [2024-11-14 03:08:06,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:07,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:08:07,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:08:07,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:08:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:08:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:08:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:08:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:08:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:08:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:08:07,136 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:08:07,139 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:08:07,643 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 03:08:07,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:08:07,930 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:08:07,930 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:08:07,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:07 BoogieIcfgContainer [2024-11-14 03:08:07,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:08:07,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:08:07,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:08:07,938 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:08:07,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:08:06" (1/3) ... [2024-11-14 03:08:07,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cadddc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:07, skipping insertion in model container [2024-11-14 03:08:07,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:06" (2/3) ... [2024-11-14 03:08:07,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cadddc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:07, skipping insertion in model container [2024-11-14 03:08:07,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:07" (3/3) ... [2024-11-14 03:08:07,941 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i [2024-11-14 03:08:07,958 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:08:07,960 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:08:08,034 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:08:08,054 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@46cdada2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:08:08,054 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:08:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-14 03:08:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-14 03:08:08,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:08,076 INFO L215 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:08:08,076 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:08,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:08,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1928952267, now seen corresponding path program 1 times [2024-11-14 03:08:08,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:08:08,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481207227] [2024-11-14 03:08:08,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:08:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:08:08,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1700834118] [2024-11-14 03:08:08,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:08,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:08:08,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:08:08,847 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:08:08,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:08:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:08:09,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:08:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:08:10,045 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:08:10,047 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:08:10,050 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:08:10,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:08:10,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:08:10,256 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:08:10,357 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:08:10,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:08:10 BoogieIcfgContainer [2024-11-14 03:08:10,361 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:08:10,361 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:08:10,361 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:08:10,362 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:08:10,366 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:07" (3/4) ... [2024-11-14 03:08:10,369 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:08:10,369 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:08:10,373 INFO L158 Benchmark]: Toolchain (without parser) took 3982.34ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 41.8MB in the end (delta: 50.7MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-11-14 03:08:10,373 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:10,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.78ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:08:10,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.58ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:10,374 INFO L158 Benchmark]: Boogie Preprocessor took 70.51ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 71.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:08:10,375 INFO L158 Benchmark]: RCFGBuilder took 961.11ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 67.2MB in the end (delta: 3.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-14 03:08:10,375 INFO L158 Benchmark]: TraceAbstraction took 2427.67ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 41.8MB in the end (delta: 24.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-14 03:08:10,375 INFO L158 Benchmark]: Witness Printer took 8.17ms. Allocated memory is still 117.4MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:08:10,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.78ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.58ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 72.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.51ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 71.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 961.11ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 67.2MB in the end (delta: 3.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2427.67ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 41.8MB in the end (delta: 24.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Witness Printer took 8.17ms. Allocated memory is still 117.4MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 117, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 96, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 153. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1000; [L23] unsigned char var_1_5 = 1; [L24] unsigned char var_1_6 = 0; [L25] float var_1_7 = 0.6; [L26] unsigned long int var_1_8 = 32; [L27] unsigned long int var_1_9 = 32; [L28] float var_1_11 = 5.5; [L29] unsigned long int var_1_12 = 128; [L30] unsigned char var_1_13 = 16; [L31] unsigned char var_1_14 = 0; [L32] unsigned long int var_1_15 = 8; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] double var_1_18 = 1.8; [L36] double var_1_19 = 4.5; [L37] double var_1_20 = 15.5; [L38] signed char var_1_21 = -5; [L39] signed char var_1_27 = 4; [L40] float var_1_28 = 8.95; [L41] float var_1_29 = 63.75; [L42] signed short int var_1_30 = -256; [L43] unsigned char var_1_31 = 0; [L44] double var_1_32 = 99999999999.2; [L45] double var_1_33 = 31.2; [L46] unsigned char var_1_35 = 1; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] unsigned char var_1_38 = 1; [L50] unsigned short int var_1_39 = 4; [L51] unsigned char var_1_40 = 4; [L52] unsigned char var_1_41 = 10; [L53] unsigned long int last_1_var_1_1 = 1000; [L54] unsigned char last_1_var_1_5 = 1; [L55] unsigned long int last_1_var_1_12 = 128; [L56] unsigned char last_1_var_1_13 = 16; [L57] unsigned long int last_1_var_1_15 = 8; [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L182] last_1_var_1_1 = var_1_1 [L183] last_1_var_1_5 = var_1_5 [L184] last_1_var_1_12 = var_1_12 [L185] last_1_var_1_13 = var_1_13 [L186] last_1_var_1_15 = var_1_15 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L133] var_1_6 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_7=3/5, var_1_8=32, var_1_9=32] [L135] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=32, var_1_9=32] [L136] var_1_8 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L138] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_9=32] [L139] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=32] [L140] var_1_9 = __VERIFIER_nondet_ulong() [L141] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2] [L142] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2] [L143] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=11/2, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L144] var_1_11 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=0, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L146] var_1_14 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L149] var_1_17 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_19=9/2, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L152] var_1_19 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_20=31/2, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L154] var_1_20 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=4, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L156] var_1_27 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_29=255/4, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L159] var_1_29 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_32=499999999996/5, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L161] var_1_32 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_33=156/5, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L163] var_1_33 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L165] var_1_35 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=0, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L168] var_1_36 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=4, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L171] var_1_39 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_39 <= 15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_39 <= 15) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=4, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L174] var_1_40 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_41=10, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L177] var_1_41 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_41=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_12=128, var_1_13=16, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=1000, var_1_21=-5, var_1_27=-127, var_1_28=179/20, var_1_30=-256, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=1, var_1_39=-65521, var_1_40=-240, var_1_41=0, var_1_5=1, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L197] RET updateVariables() [L198] CALL step() [L61] signed long int stepLocal_1 = last_1_var_1_13; [L62] signed long int stepLocal_0 = last_1_var_1_13; [L63] COND TRUE stepLocal_1 < ((- last_1_var_1_12) * 64) [L64] COND TRUE \read(last_1_var_1_5) [L65] var_1_1 = ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))) [L74] unsigned long int stepLocal_2 = last_1_var_1_15 + last_1_var_1_1; [L75] COND TRUE last_1_var_1_13 <= stepLocal_2 [L76] var_1_5 = ((last_1_var_1_15 == last_1_var_1_13) && var_1_6) [L80] unsigned char stepLocal_3 = var_1_5; [L81] COND FALSE !(stepLocal_3 || var_1_17) [L84] var_1_13 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L85] var_1_16 = (var_1_6 && var_1_17) [L86] COND FALSE !(\read(var_1_5)) [L89] COND TRUE (var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9) [L90] COND FALSE !(1.25f < var_1_18) [L96] COND TRUE var_1_7 <= (- (32.8f + var_1_7)) [L97] var_1_12 = last_1_var_1_12 [L99] COND FALSE !(\read(var_1_5)) [L104] var_1_28 = var_1_29 [L105] var_1_30 = ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) [L106] COND FALSE !((((((var_1_32 - var_1_33)) < (var_1_29)) ? ((var_1_32 - var_1_33)) : (var_1_29))) > (var_1_7 * 31.3)) [L111] var_1_31 = (var_1_35 && ((var_1_13 > var_1_13) && (! var_1_36))) [L113] COND FALSE !((var_1_7 / 25.4f) >= ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) [L116] COND TRUE ! var_1_5 [L117] EXPR (var_1_15 + var_1_13) << ((((5) < (var_1_39)) ? (5) : (var_1_39))) [L117] COND TRUE (var_1_13 + var_1_13) >= ((var_1_15 + var_1_13) << ((((5) < (var_1_39)) ? (5) : (var_1_39)))) [L118] COND FALSE !(var_1_16 && (4.166 >= var_1_29)) [L121] var_1_38 = (128 - (var_1_39 + var_1_41)) [L198] RET step() [L199] CALL, EXPR property() [L189-L190] return ((((((((last_1_var_1_13 < ((- last_1_var_1_12) * 64)) ? (last_1_var_1_5 ? (var_1_1 == ((unsigned long int) ((((last_1_var_1_12) < 0 ) ? -(last_1_var_1_12) : (last_1_var_1_12))))) : ((-10000000 < last_1_var_1_13) ? (var_1_1 == ((unsigned long int) (((((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) < 0 ) ? -((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))) : ((((last_1_var_1_12) > (5u)) ? (last_1_var_1_12) : (5u))))))) : (var_1_1 == ((unsigned long int) 50u)))) : 1) && ((last_1_var_1_13 <= (last_1_var_1_15 + last_1_var_1_1)) ? (var_1_5 == ((unsigned char) ((last_1_var_1_15 == last_1_var_1_13) && var_1_6))) : (var_1_5 == ((unsigned char) var_1_6)))) && (((var_1_15 + (var_1_15 * var_1_13)) <= ((32u / var_1_8) / var_1_9)) ? ((1.25f < var_1_18) ? (var_1_7 == ((float) 1000000.1f)) : 1) : (var_1_7 == ((float) var_1_11)))) && ((var_1_7 <= (- (32.8f + var_1_7))) ? (var_1_12 == ((unsigned long int) last_1_var_1_12)) : 1)) && (var_1_13 == ((unsigned char) ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) && (var_1_5 ? (var_1_15 == ((unsigned long int) ((((var_1_1) > ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))) ? (var_1_1) : ((var_1_13 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))))))) : 1)) && (var_1_16 == ((unsigned char) (var_1_6 && var_1_17)))) && ((var_1_5 || var_1_17) ? (var_1_18 == ((double) ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_20) - 63.6))) : 1) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=0, var_1_12=128, var_1_13=1, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=2, var_1_29=2, var_1_30=128, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=113, var_1_39=-65521, var_1_40=-240, var_1_41=0, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=128, last_1_var_1_13=16, last_1_var_1_15=8, last_1_var_1_1=1000, last_1_var_1_5=1, var_1_11=0, var_1_12=128, var_1_13=1, var_1_14=257, var_1_15=8, var_1_16=0, var_1_17=0, var_1_18=9/5, var_1_1=128, var_1_21=-5, var_1_27=-127, var_1_28=2, var_1_29=2, var_1_30=128, var_1_31=0, var_1_35=257, var_1_36=1, var_1_37=0, var_1_38=113, var_1_39=-65521, var_1_40=-240, var_1_41=0, var_1_5=0, var_1_6=0, var_1_7=3/5, var_1_8=2, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 222 NumberOfCodeBlocks, 222 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:08:10,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5486e8e64b37e1d5184db58d5b3587a25bbff02506a96de751490e2d60de3bfb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:08:13,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:08:13,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:08:13,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:08:13,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:08:13,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:08:13,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:08:13,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:08:13,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:08:13,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:08:13,580 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:08:13,580 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:08:13,580 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:08:13,581 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:08:13,581 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:08:13,581 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:08:13,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:08:13,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:08:13,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:08:13,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:08:13,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:08:13,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:08:13,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:08:13,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:13,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:08:13,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5486e8e64b37e1d5184db58d5b3587a25bbff02506a96de751490e2d60de3bfb [2024-11-14 03:08:13,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:08:14,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:08:14,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:08:14,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:08:14,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:08:14,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i Unable to find full path for "g++" [2024-11-14 03:08:15,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:08:16,311 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:08:16,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i [2024-11-14 03:08:16,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/9ec7829b2/398ef0967abc4f3a97e5c90bd4ce049c/FLAG16f5a0773 [2024-11-14 03:08:16,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/data/9ec7829b2/398ef0967abc4f3a97e5c90bd4ce049c [2024-11-14 03:08:16,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:08:16,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:08:16,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:16,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:08:16,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:08:16,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ccd1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16, skipping insertion in model container [2024-11-14 03:08:16,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,397 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:08:16,596 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i[919,932] [2024-11-14 03:08:16,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:16,756 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:08:16,768 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i[919,932] [2024-11-14 03:08:16,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:08:16,858 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:08:16,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16 WrapperNode [2024-11-14 03:08:16,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:08:16,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:16,862 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:08:16,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:08:16,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,941 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-14 03:08:16,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:08:16,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:08:16,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:08:16,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:08:16,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:16,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:08:16,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:08:16,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:08:16,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:08:17,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (1/1) ... [2024-11-14 03:08:17,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:08:17,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:08:17,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:08:17,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:08:17,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:08:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:08:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:08:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:08:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:08:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:08:17,187 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:08:17,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:08:25,711 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 03:08:25,712 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:08:25,723 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:08:25,723 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:08:25,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:25 BoogieIcfgContainer [2024-11-14 03:08:25,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:08:25,727 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:08:25,727 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:08:25,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:08:25,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:08:16" (1/3) ... [2024-11-14 03:08:25,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b2bca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:25, skipping insertion in model container [2024-11-14 03:08:25,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:08:16" (2/3) ... [2024-11-14 03:08:25,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b2bca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:08:25, skipping insertion in model container [2024-11-14 03:08:25,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:08:25" (3/3) ... [2024-11-14 03:08:25,736 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i [2024-11-14 03:08:25,753 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:08:25,755 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-85.i that has 2 procedures, 88 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:08:25,834 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:08:25,849 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b7be74c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:08:25,850 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:08:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-14 03:08:25,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-14 03:08:25,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:25,873 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:08:25,873 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:25,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:25,879 INFO L85 PathProgramCache]: Analyzing trace with hash -966884510, now seen corresponding path program 1 times [2024-11-14 03:08:25,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:08:25,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [774986066] [2024-11-14 03:08:25,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:25,895 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:25,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:08:25,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:08:25,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:08:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:26,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:08:26,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 730 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2024-11-14 03:08:26,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:08:26,942 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:08:26,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [774986066] [2024-11-14 03:08:26,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [774986066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:08:26,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:08:26,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:08:26,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789597378] [2024-11-14 03:08:26,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:08:26,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:08:26,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:08:26,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:08:26,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:08:26,977 INFO L87 Difference]: Start difference. First operand has 88 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-14 03:08:27,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:08:27,029 INFO L93 Difference]: Finished difference Result 169 states and 300 transitions. [2024-11-14 03:08:27,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:08:27,031 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 190 [2024-11-14 03:08:27,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:08:27,038 INFO L225 Difference]: With dead ends: 169 [2024-11-14 03:08:27,040 INFO L226 Difference]: Without dead ends: 84 [2024-11-14 03:08:27,046 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:08:27,050 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:08:27,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:08:27,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-14 03:08:27,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-14 03:08:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-14 03:08:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 130 transitions. [2024-11-14 03:08:27,098 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 130 transitions. Word has length 190 [2024-11-14 03:08:27,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:08:27,099 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 130 transitions. [2024-11-14 03:08:27,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-14 03:08:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2024-11-14 03:08:27,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-14 03:08:27,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:27,104 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:08:27,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:08:27,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:27,305 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:27,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:27,306 INFO L85 PathProgramCache]: Analyzing trace with hash 825412702, now seen corresponding path program 1 times [2024-11-14 03:08:27,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:08:27,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2053141175] [2024-11-14 03:08:27,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:27,307 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:27,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:08:27,310 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:08:27,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:08:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:28,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:08:28,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:30,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-14 03:08:30,254 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:08:30,254 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:08:30,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2053141175] [2024-11-14 03:08:30,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2053141175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:08:30,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:08:30,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:08:30,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82035519] [2024-11-14 03:08:30,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:08:30,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:08:30,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:08:30,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:08:30,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:08:30,258 INFO L87 Difference]: Start difference. First operand 84 states and 130 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:08:33,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:08:33,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:08:33,198 INFO L93 Difference]: Finished difference Result 165 states and 257 transitions. [2024-11-14 03:08:33,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:08:33,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 190 [2024-11-14 03:08:33,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:08:33,220 INFO L225 Difference]: With dead ends: 165 [2024-11-14 03:08:33,220 INFO L226 Difference]: Without dead ends: 84 [2024-11-14 03:08:33,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:08:33,226 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 111 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:08:33,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 184 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 03:08:33,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-14 03:08:33,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-14 03:08:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-14 03:08:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 129 transitions. [2024-11-14 03:08:33,248 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 129 transitions. Word has length 190 [2024-11-14 03:08:33,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:08:33,250 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 129 transitions. [2024-11-14 03:08:33,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:08:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2024-11-14 03:08:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-14 03:08:33,254 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:33,254 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:08:33,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 03:08:33,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:33,455 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:33,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:33,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1158767543, now seen corresponding path program 1 times [2024-11-14 03:08:33,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:08:33,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1317932223] [2024-11-14 03:08:33,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:33,456 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:33,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:08:33,458 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:08:33,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 03:08:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:34,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 03:08:34,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:08:39,355 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:08:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:08:41,283 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:08:41,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1317932223] [2024-11-14 03:08:41,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1317932223] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:08:41,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1374930799] [2024-11-14 03:08:41,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:41,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:08:41,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:08:41,293 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:08:41,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 03:08:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:42,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:08:42,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-14 03:08:42,138 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:08:42,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1374930799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:08:42,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:08:42,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 9] total 15 [2024-11-14 03:08:42,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776090207] [2024-11-14 03:08:42,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:08:42,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:08:42,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:08:42,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:08:42,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-14 03:08:42,141 INFO L87 Difference]: Start difference. First operand 84 states and 129 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:08:43,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:08:43,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:08:43,944 INFO L93 Difference]: Finished difference Result 238 states and 368 transitions. [2024-11-14 03:08:43,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:08:43,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 191 [2024-11-14 03:08:43,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:08:43,947 INFO L225 Difference]: With dead ends: 238 [2024-11-14 03:08:43,947 INFO L226 Difference]: Without dead ends: 157 [2024-11-14 03:08:43,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 556 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-14 03:08:43,949 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 110 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:08:43,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 336 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 03:08:43,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-14 03:08:43,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 93. [2024-11-14 03:08:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 61 states have (on average 1.360655737704918) internal successors, (83), 61 states have internal predecessors, (83), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-14 03:08:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 143 transitions. [2024-11-14 03:08:43,970 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 143 transitions. Word has length 191 [2024-11-14 03:08:43,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:08:43,971 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 143 transitions. [2024-11-14 03:08:43,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:08:43,972 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2024-11-14 03:08:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-14 03:08:43,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:43,975 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:08:43,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 03:08:44,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-14 03:08:44,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:44,376 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:44,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:44,376 INFO L85 PathProgramCache]: Analyzing trace with hash 2108569131, now seen corresponding path program 1 times [2024-11-14 03:08:44,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:08:44,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577144734] [2024-11-14 03:08:44,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:44,378 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:08:44,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:08:44,380 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:08:44,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 03:08:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:45,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 03:08:45,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:49,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:08:49,203 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:08:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:08:51,049 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:08:51,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577144734] [2024-11-14 03:08:51,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577144734] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:08:51,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1337433841] [2024-11-14 03:08:51,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:51,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:08:51,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:08:51,053 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:08:51,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 03:08:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:53,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:08:53,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-14 03:08:55,956 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:08:55,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1337433841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:08:55,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:08:55,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8, 9] total 15 [2024-11-14 03:08:55,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042297970] [2024-11-14 03:08:55,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:08:55,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:08:55,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:08:55,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:08:55,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-14 03:08:55,959 INFO L87 Difference]: Start difference. First operand 93 states and 143 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:08:58,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:00,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:02,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:04,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:06,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:08,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:08,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:08,297 INFO L93 Difference]: Finished difference Result 349 states and 533 transitions. [2024-11-14 03:09:08,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:09:08,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2024-11-14 03:09:08,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:08,303 INFO L225 Difference]: With dead ends: 349 [2024-11-14 03:09:08,303 INFO L226 Difference]: Without dead ends: 259 [2024-11-14 03:09:08,304 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 576 GetRequests, 559 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2024-11-14 03:09:08,305 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 230 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 70 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:08,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 739 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 57 Invalid, 4 Unknown, 0 Unchecked, 12.1s Time] [2024-11-14 03:09:08,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-14 03:09:08,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 155. [2024-11-14 03:09:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 92 states have (on average 1.2826086956521738) internal successors, (118), 92 states have internal predecessors, (118), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-14 03:09:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 238 transitions. [2024-11-14 03:09:08,369 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 238 transitions. Word has length 192 [2024-11-14 03:09:08,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:08,370 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 238 transitions. [2024-11-14 03:09:08,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:09:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 238 transitions. [2024-11-14 03:09:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-14 03:09:08,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:08,373 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:08,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 03:09:08,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-14 03:09:08,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:08,774 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:08,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:08,775 INFO L85 PathProgramCache]: Analyzing trace with hash 520221229, now seen corresponding path program 1 times [2024-11-14 03:09:08,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:08,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1964355258] [2024-11-14 03:09:08,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:08,776 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:08,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:08,780 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:08,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-14 03:09:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:09,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:09:09,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-14 03:09:12,590 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:09:12,590 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:12,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1964355258] [2024-11-14 03:09:12,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1964355258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:09:12,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:09:12,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:09:12,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148282821] [2024-11-14 03:09:12,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:09:12,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:09:12,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:12,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:09:12,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:09:12,592 INFO L87 Difference]: Start difference. First operand 155 states and 238 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:09:14,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:15,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:15,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:15,713 INFO L93 Difference]: Finished difference Result 264 states and 405 transitions. [2024-11-14 03:09:15,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:09:15,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2024-11-14 03:09:15,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:15,735 INFO L225 Difference]: With dead ends: 264 [2024-11-14 03:09:15,736 INFO L226 Difference]: Without dead ends: 174 [2024-11-14 03:09:15,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:09:15,738 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 62 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:15,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 480 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-14 03:09:15,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-14 03:09:15,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 155. [2024-11-14 03:09:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 92 states have (on average 1.2717391304347827) internal successors, (117), 92 states have internal predecessors, (117), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-14 03:09:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 237 transitions. [2024-11-14 03:09:15,775 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 237 transitions. Word has length 192 [2024-11-14 03:09:15,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:15,775 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 237 transitions. [2024-11-14 03:09:15,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:09:15,776 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 237 transitions. [2024-11-14 03:09:15,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 03:09:15,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:15,779 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:15,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-14 03:09:15,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:15,980 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:15,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:15,980 INFO L85 PathProgramCache]: Analyzing trace with hash 2127318871, now seen corresponding path program 1 times [2024-11-14 03:09:15,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:15,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1050402498] [2024-11-14 03:09:15,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:15,981 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:15,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:15,983 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:15,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-14 03:09:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:16,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 03:09:16,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:20,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:09:20,679 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:22,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:09:22,420 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:22,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1050402498] [2024-11-14 03:09:22,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1050402498] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:09:22,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [795325863] [2024-11-14 03:09:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:22,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:22,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:09:22,424 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:09:22,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-14 03:09:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:24,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:09:24,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:09:26,909 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:09:26,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [795325863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:09:26,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:09:26,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 9] total 20 [2024-11-14 03:09:26,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229641584] [2024-11-14 03:09:26,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:09:26,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 03:09:26,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:26,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 03:09:26,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2024-11-14 03:09:26,911 INFO L87 Difference]: Start difference. First operand 155 states and 237 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:09:30,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:32,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:33,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:33,365 INFO L93 Difference]: Finished difference Result 353 states and 530 transitions. [2024-11-14 03:09:33,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 03:09:33,366 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 1 states have call successors, (30) Word has length 193 [2024-11-14 03:09:33,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:33,369 INFO L225 Difference]: With dead ends: 353 [2024-11-14 03:09:33,369 INFO L226 Difference]: Without dead ends: 263 [2024-11-14 03:09:33,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 557 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2024-11-14 03:09:33,371 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 344 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:33,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 330 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-14 03:09:33,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-14 03:09:33,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 196. [2024-11-14 03:09:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 131 states have (on average 1.3282442748091603) internal successors, (174), 131 states have internal predecessors, (174), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-14 03:09:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 294 transitions. [2024-11-14 03:09:33,418 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 294 transitions. Word has length 193 [2024-11-14 03:09:33,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:33,419 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 294 transitions. [2024-11-14 03:09:33,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-14 03:09:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 294 transitions. [2024-11-14 03:09:33,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 03:09:33,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:33,423 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:33,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-14 03:09:33,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-14 03:09:33,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:33,824 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:33,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:33,824 INFO L85 PathProgramCache]: Analyzing trace with hash 2129165913, now seen corresponding path program 1 times [2024-11-14 03:09:33,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:33,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1052368492] [2024-11-14 03:09:33,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:33,825 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:33,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:33,826 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:33,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-14 03:09:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:34,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 03:09:34,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:09:38,413 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:40,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:09:40,226 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:40,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1052368492] [2024-11-14 03:09:40,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1052368492] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:09:40,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [758341790] [2024-11-14 03:09:40,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:40,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:40,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:09:40,230 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:09:40,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-14 03:09:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:43,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:09:43,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:09:44,203 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:09:45,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [758341790] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:09:45,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680993937] [2024-11-14 03:09:45,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:45,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:09:45,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:45,402 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:09:45,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 03:09:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:45,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:09:45,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:09:46,704 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-14 03:09:47,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680993937] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:09:47,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:09:47,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 7, 7, 7, 7] total 22 [2024-11-14 03:09:47,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964035961] [2024-11-14 03:09:47,542 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:09:47,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 03:09:47,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:47,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 03:09:47,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2024-11-14 03:09:47,545 INFO L87 Difference]: Start difference. First operand 196 states and 294 transitions. Second operand has 22 states, 22 states have (on average 6.045454545454546) internal successors, (133), 22 states have internal predecessors, (133), 6 states have call successors, (107), 4 states have call predecessors, (107), 8 states have return successors, (108), 6 states have call predecessors, (108), 6 states have call successors, (108) [2024-11-14 03:09:52,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:54,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:56,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:59,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:02,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:04,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:06,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:08,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:09,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:10:10,882 INFO L93 Difference]: Finished difference Result 461 states and 669 transitions. [2024-11-14 03:10:10,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 03:10:10,883 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 6.045454545454546) internal successors, (133), 22 states have internal predecessors, (133), 6 states have call successors, (107), 4 states have call predecessors, (107), 8 states have return successors, (108), 6 states have call predecessors, (108), 6 states have call successors, (108) Word has length 193 [2024-11-14 03:10:10,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:10:10,886 INFO L225 Difference]: With dead ends: 461 [2024-11-14 03:10:10,886 INFO L226 Difference]: Without dead ends: 336 [2024-11-14 03:10:10,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1179 GetRequests, 1131 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 503 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=468, Invalid=1694, Unknown=0, NotChecked=0, Total=2162 [2024-11-14 03:10:10,889 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 542 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 499 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 555 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 499 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:10:10,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [555 Valid, 793 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [499 Valid, 855 Invalid, 6 Unknown, 0 Unchecked, 21.3s Time] [2024-11-14 03:10:10,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2024-11-14 03:10:10,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 253. [2024-11-14 03:10:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 155 states have (on average 1.1870967741935483) internal successors, (184), 156 states have internal predecessors, (184), 88 states have call successors, (88), 9 states have call predecessors, (88), 9 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-14 03:10:10,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 360 transitions. [2024-11-14 03:10:10,951 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 360 transitions. Word has length 193 [2024-11-14 03:10:10,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:10:10,951 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 360 transitions. [2024-11-14 03:10:10,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 6.045454545454546) internal successors, (133), 22 states have internal predecessors, (133), 6 states have call successors, (107), 4 states have call predecessors, (107), 8 states have return successors, (108), 6 states have call predecessors, (108), 6 states have call successors, (108) [2024-11-14 03:10:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 360 transitions. [2024-11-14 03:10:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 03:10:10,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:10,955 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:10:10,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-14 03:10:11,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 03:10:11,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-14 03:10:11,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:10:11,557 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:11,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:11,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1108097559, now seen corresponding path program 1 times [2024-11-14 03:10:11,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:10:11,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1614496836] [2024-11-14 03:10:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:11,558 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:10:11,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:10:11,560 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:10:11,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a69983-31d1-4998-b869-eeb7b2b0e761/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-14 03:10:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:12,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 03:10:12,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:10:48,320 INFO L311 TraceCheckSpWp]: Computing backward predicates...